Hacked By AnonymousFox
/*
+----------------------------------------------------------------------+
| Swoole |
+----------------------------------------------------------------------+
| This source file is subject to version 2.0 of the Apache license, |
| that is bundled with this package in the file LICENSE, and is |
| available through the world-wide-web at the following url: |
| http://www.apache.org/licenses/LICENSE-2.0.html |
| If you did not receive a copy of the Apache2.0 license and are unable|
| to obtain it through the world-wide-web, please send a note to |
| license@php.net so we can mail you a copy immediately. |
+----------------------------------------------------------------------+
| Author: Tianfeng Han <rango@swoole.com> |
+----------------------------------------------------------------------+
*/
#pragma once
#include "swoole_api.h"
#include "swoole_string.h"
#include "swoole_socket.h"
#include "swoole_timer.h"
#include "swoole_reactor.h"
#include "swoole_signal.h"
#include "swoole_protocol.h"
#include "swoole_process_pool.h"
#include "swoole_pipe.h"
#include "swoole_channel.h"
#include "swoole_message_bus.h"
#ifdef SW_USE_OPENSSL
#include "swoole_dtls.h"
#endif
#ifdef __MACH__
#include <sys/syslimits.h>
#endif
#include <string>
#include <queue>
#include <thread>
#include <mutex>
#include <atomic>
#include <unordered_map>
#include <unordered_set>
//------------------------------------Server-------------------------------------------
namespace swoole {
namespace http_server {
struct Request;
}
class Server;
struct Manager;
struct Session {
SessionId id;
int fd;
uint32_t reactor_id : 8;
uint32_t reserve_ : 24;
};
struct Connection {
/**
* It must be in the header. When set to 0, it means that connection does not exist.
* One-write and multiple-read operation is thread-safe
* system fd must be 0. en: signalfd, listen socket
*/
uint8_t active;
SocketType socket_type;
int fd;
int worker_id;
SessionId session_id;
//--------------------------------------------------------------
#ifdef SW_USE_OPENSSL
uint8_t ssl;
uint8_t ssl_ready;
#endif
uint8_t overflow;
uint8_t high_watermark;
uint8_t http_upgrade;
uint8_t http2_stream;
#ifdef SW_HAVE_ZLIB
uint8_t websocket_compression;
#endif
// If it is equal to 1, it means server actively closed the connection
uint8_t close_actively;
uint8_t closed;
uint8_t close_queued;
uint8_t closing;
uint8_t close_reset;
uint8_t peer_closed;
// protected connection, do not close connection when receiving/sending timeout
uint8_t protect;
uint8_t close_notify;
uint8_t close_force;
ReactorId reactor_id;
uint16_t close_errno;
int server_fd;
sw_atomic_t recv_queued_bytes;
uint32_t send_queued_bytes;
uint16_t waiting_time;
TimerNode *timer;
/**
* socket address
*/
network::Address info;
/**
* link any thing, for kernel, do not use with application.
*/
void *object;
/**
* socket, only operated in the main process
*/
network::Socket *socket;
/**
* connect/recv/send/close time
*/
double connect_time;
double last_recv_time;
double last_send_time;
double last_dispatch_time;
/**
* bind uid
*/
uint32_t uid;
/**
* upgarde websocket
*/
uint8_t websocket_status;
/**
* unfinished data frame
*/
String *websocket_buffer;
#ifdef SW_USE_OPENSSL
String *ssl_client_cert;
pid_t ssl_client_cert_pid;
#endif
sw_atomic_t lock;
};
//------------------------------------ReactorThread-------------------------------------------
struct ReactorThread {
int id;
std::thread thread;
network::Socket *notify_pipe = nullptr;
uint32_t pipe_num = 0;
uint64_t dispatch_count = 0;
network::Socket *pipe_sockets = nullptr;
network::Socket *pipe_command = nullptr;
MessageBus message_bus;
int init(Server *serv, Reactor *reactor, uint16_t reactor_id);
};
struct ServerPortGS {
sw_atomic_t connection_num;
sw_atomic_t *connection_nums = nullptr;
sw_atomic_long_t abort_count;
sw_atomic_long_t accept_count;
sw_atomic_long_t close_count;
sw_atomic_long_t dispatch_count;
sw_atomic_long_t request_count;
sw_atomic_long_t response_count;
sw_atomic_long_t total_recv_bytes;
sw_atomic_long_t total_send_bytes;
};
struct ListenPort {
/**
* tcp socket listen backlog
*/
uint16_t backlog = SW_BACKLOG;
bool listening = false;
/**
* open tcp_defer_accept option
*/
int tcp_defer_accept = 0;
/**
* TCP_FASTOPEN
*/
int tcp_fastopen = 0;
/**
* TCP KeepAlive
*/
int tcp_keepidle = SW_TCP_KEEPIDLE;
int tcp_keepinterval = SW_TCP_KEEPINTERVAL;
int tcp_keepcount = SW_TCP_KEEPCOUNT;
int tcp_user_timeout = 0;
double max_idle_time = 0;
int socket_buffer_size = network::Socket::default_buffer_size;
uint32_t buffer_high_watermark = 0;
uint32_t buffer_low_watermark = 0;
SocketType type = SW_SOCK_TCP;
uint8_t ssl = 0;
std::string host;
int port = 0;
network::Socket *socket = nullptr;
pthread_t thread_id = 0;
uint16_t heartbeat_idle_time = 0;
/**
* check data eof
*/
bool open_eof_check = false;
/**
* built-in http protocol
*/
bool open_http_protocol = false;
/**
* built-in http2.0 protocol
*/
bool open_http2_protocol = false;
/**
* built-in websocket protocol
*/
bool open_websocket_protocol = false;
/**
* open websocket close frame
*/
bool open_websocket_close_frame = false;
/**
* open websocket ping frame
*/
bool open_websocket_ping_frame = false;
/**
* open websocket pong frame
*/
bool open_websocket_pong_frame = false;
/**
* one package: length check
*/
bool open_length_check = false;
/**
* for mqtt protocol
*/
bool open_mqtt_protocol = false;
/**
* redis protocol
*/
bool open_redis_protocol = false;
/**
* open tcp nodelay option
*/
bool open_tcp_nodelay = false;
/**
* open tcp nopush option(for sendfile)
*/
bool open_tcp_nopush = true;
/**
* open tcp keepalive
*/
bool open_tcp_keepalive = false;
/**
* Sec-WebSocket-Protocol
*/
std::string websocket_subprotocol;
/**
* set socket option
*/
int kernel_socket_recv_buffer_size = 0;
int kernel_socket_send_buffer_size = 0;
#ifdef SW_USE_OPENSSL
SSLContext *ssl_context = nullptr;
std::unordered_map<std::string, std::shared_ptr<SSLContext>> sni_contexts;
#ifdef SW_SUPPORT_DTLS
std::unordered_map<int, dtls::Session *> *dtls_sessions = nullptr;
bool is_dtls() {
return ssl_context && (ssl_context->protocols & SW_SSL_DTLS);
}
#endif
#endif
ServerPortGS *gs = nullptr;
Protocol protocol = {};
void *ptr = nullptr;
int (*onRead)(Reactor *reactor, ListenPort *port, Event *event) = nullptr;
bool is_dgram() {
return network::Socket::is_dgram(type);
}
bool is_stream() {
return network::Socket::is_stream(type);
}
void set_eof_protocol(const std::string &eof, bool find_from_right = false) {
open_eof_check = true;
protocol.split_by_eof = !find_from_right;
protocol.package_eof_len = std::min(eof.length(), sizeof(protocol.package_eof));
memcpy(protocol.package_eof, eof.c_str(), protocol.package_eof_len);
}
void set_length_protocol(uint32_t length_offset, char length_type, uint32_t body_offset) {
open_length_check = true;
protocol.package_length_type = length_type;
protocol.package_length_size = swoole_type_size(length_type);
protocol.package_length_offset = length_offset;
protocol.package_body_offset = body_offset;
}
void set_package_max_length(uint32_t max_length) {
protocol.package_max_length = max_length;
}
ListenPort();
~ListenPort() = default;
int listen();
void close();
bool import(int sock);
const char *get_protocols();
#ifdef SW_USE_OPENSSL
bool ssl_create_context(SSLContext *context);
bool ssl_create(Connection *conn, network::Socket *sock);
bool ssl_add_sni_cert(const std::string &name, SSLContext *context);
bool ssl_init();
void ssl_set_key_file(const std::string &file) {
ssl_context->key_file = file;
}
void ssl_set_cert_file(const std::string &file) {
ssl_context->cert_file = file;
}
#endif
void clear_protocol();
network::Socket *get_socket() {
return socket;
}
int get_port() {
return port;
}
const char *get_host() {
return host.c_str();
}
SocketType get_type() {
return type;
}
int get_fd() {
return socket ? socket->fd : -1;
}
size_t get_connection_num();
};
struct ServerGS {
pid_t master_pid;
pid_t manager_pid;
SessionId session_round;
sw_atomic_t start;
sw_atomic_t shutdown;
int max_fd;
int min_fd;
bool called_onStart;
time_t start_time;
sw_atomic_t connection_num;
sw_atomic_t *connection_nums = nullptr;
sw_atomic_t tasking_num;
uint32_t max_concurrency;
sw_atomic_t concurrency;
sw_atomic_long_t abort_count;
sw_atomic_long_t accept_count;
sw_atomic_long_t close_count;
sw_atomic_long_t dispatch_count;
sw_atomic_long_t request_count;
sw_atomic_long_t response_count;
sw_atomic_long_t total_recv_bytes;
sw_atomic_long_t total_send_bytes;
sw_atomic_long_t pipe_packet_msg_id;
sw_atomic_t spinlock;
#ifdef HAVE_PTHREAD_BARRIER
pthread_barrier_t manager_barrier;
pthread_barrierattr_t manager_barrier_attr;
#endif
ProcessPool task_workers;
ProcessPool event_workers;
};
class Factory {
protected:
Server *server_;
public:
Factory(Server *_server) {
server_ = _server;
}
virtual ~Factory() {}
virtual bool start() = 0;
virtual bool shutdown() = 0;
virtual bool dispatch(SendData *) = 0;
virtual bool finish(SendData *) = 0;
virtual bool notify(DataHead *) = 0;
virtual bool end(SessionId sesion_id, int flags) = 0;
};
class BaseFactory : public Factory {
public:
BaseFactory(Server *server) : Factory(server) {}
~BaseFactory();
bool start() override;
bool shutdown() override;
bool dispatch(SendData *) override;
bool finish(SendData *) override;
bool notify(DataHead *) override;
bool end(SessionId sesion_id, int flags) override;
};
class ProcessFactory : public Factory {
private:
std::vector<std::shared_ptr<UnixSocket>> pipes;
public:
ProcessFactory(Server *server);
~ProcessFactory();
bool start() override;
bool shutdown() override;
bool dispatch(SendData *) override;
bool finish(SendData *) override;
bool notify(DataHead *) override;
bool end(SessionId sesion_id, int flags) override;
};
enum ServerEventType {
// recv data payload
SW_SERVER_EVENT_RECV_DATA,
SW_SERVER_EVENT_RECV_DGRAM,
// send data
SW_SERVER_EVENT_SEND_DATA,
SW_SERVER_EVENT_SEND_FILE,
// connection event
SW_SERVER_EVENT_CLOSE,
SW_SERVER_EVENT_CONNECT,
SW_SERVER_EVENT_CLOSE_FORCE,
// task
SW_SERVER_EVENT_TASK,
SW_SERVER_EVENT_FINISH,
// pipe
SW_SERVER_EVENT_PIPE_MESSAGE,
// event operate
SW_SERVER_EVENT_PAUSE_RECV,
SW_SERVER_EVENT_RESUME_RECV,
// buffer event
SW_SERVER_EVENT_BUFFER_FULL,
SW_SERVER_EVENT_BUFFER_EMPTY,
// process message
SW_SERVER_EVENT_INCOMING,
SW_SERVER_EVENT_SHUTDOWN,
SW_SERVER_EVENT_COMMAND_REQUEST,
SW_SERVER_EVENT_COMMAND_RESPONSE,
};
class Server {
public:
typedef int (*DispatchFunction)(Server *, Connection *, SendData *);
struct Command {
typedef std::function<void(Server *, const std::string &msg)> Callback;
typedef std::function<std::string(Server *, const std::string &msg)> Handler;
enum ProcessType {
MASTER = 1u << 1,
REACTOR_THREAD = 1u << 2,
EVENT_WORKER = 1u << 3,
TASK_WORKER = 1u << 4,
MANAGER = 1u << 5,
ALL_PROCESS = MASTER | REACTOR_THREAD | EVENT_WORKER | TASK_WORKER | MANAGER,
};
int id;
int accepted_process_types;
std::string name;
};
enum Mode {
MODE_BASE = 1,
MODE_PROCESS = 2,
};
enum TaskIpcMode {
TASK_IPC_UNIXSOCK = 1,
TASK_IPC_MSGQUEUE = 2,
TASK_IPC_PREEMPTIVE = 3,
TASK_IPC_STREAM = 4,
};
enum ThreadType {
THREAD_MASTER = 1,
THREAD_REACTOR = 2,
THREAD_HEARTBEAT = 3,
};
enum DispatchMode {
DISPATCH_ROUND = 1,
DISPATCH_FDMOD = 2,
DISPATCH_IDLE_WORKER = 3,
DISPATCH_IPMOD = 4,
DISPATCH_UIDMOD = 5,
DISPATCH_USERFUNC = 6,
DISPATCH_CO_CONN_LB = 8,
DISPATCH_CO_REQ_LB = 9,
DISPATCH_CONCURRENT_LB = 10,
};
enum FactoryDispatchResult {
DISPATCH_RESULT_DISCARD_PACKET = -1,
DISPATCH_RESULT_CLOSE_CONNECTION = -2,
DISPATCH_RESULT_USERFUNC_FALLBACK = -3,
};
enum HookType {
HOOK_MASTER_START,
HOOK_MASTER_TIMER,
HOOK_REACTOR_START,
HOOK_WORKER_START,
HOOK_TASK_WORKER_START,
HOOK_MASTER_CONNECT,
HOOK_REACTOR_CONNECT,
HOOK_WORKER_CONNECT,
HOOK_REACTOR_RECEIVE,
HOOK_WORKER_RECEIVE,
HOOK_REACTOR_CLOSE,
HOOK_WORKER_CLOSE,
HOOK_MANAGER_START,
HOOK_MANAGER_TIMER,
HOOK_PROCESS_TIMER,
HOOK_END = SW_MAX_HOOK_TYPE - 1,
};
enum CloseFlag {
CLOSE_RESET = 1u << 1,
CLOSE_ACTIVELY = 1u << 2,
};
/**
* reactor thread/process num
*/
uint16_t reactor_num = 0;
/**
* worker process num
*/
uint32_t worker_num = 0;
uint8_t dgram_port_num = 0;
/**
* package dispatch mode
*/
uint8_t dispatch_mode = DISPATCH_FDMOD;
/**
* No idle work process is available.
*/
bool scheduler_warning = false;
int worker_uid = 0;
int worker_groupid = 0;
/**
* worker process max request
*/
uint32_t max_request = 0;
uint32_t max_request_grace = 0;
network::Socket *udp_socket_ipv4 = nullptr;
network::Socket *udp_socket_ipv6 = nullptr;
network::Socket *dgram_socket = nullptr;
int null_fd = -1;
uint32_t max_wait_time = SW_WORKER_MAX_WAIT_TIME;
uint32_t worker_max_concurrency = UINT_MAX;
/*----------------------------Reactor schedule--------------------------------*/
sw_atomic_t worker_round_id = 0;
/**
* worker(worker and task_worker) process chroot / user / group
*/
std::string chroot_;
std::string user_;
std::string group_;
/**
* run as a daemon process
*/
bool daemonize = false;
/**
* have dgram socket
*/
bool have_dgram_sock = false;
/**
* have stream socket
*/
bool have_stream_sock = false;
/**
* open cpu affinity setting
*/
bool open_cpu_affinity = false;
/**
* disable notice when use SW_DISPATCH_ROUND and SW_DISPATCH_QUEUE
*/
bool disable_notify = false;
/**
* discard the timeout request
*/
bool discard_timeout_request = false;
/**
* parse cookie header
*/
bool http_parse_cookie = true;
/**
* parse x-www-form-urlencoded data
*/
bool http_parse_post = true;
/**
* parse multipart/form-data files to match $_FILES
*/
bool http_parse_files = false;
/**
* http content compression
*/
bool http_compression = false;
/**
* RFC-7692
*/
bool websocket_compression = false;
/**
* handle static files
*/
bool enable_static_handler = false;
/**
* show file list in the current directory
*/
bool http_autoindex = false;
/**
* enable onConnect/onClose event when use dispatch_mode=1/3
*/
bool enable_unsafe_event = false;
/**
* waiting for worker onConnect callback function to return
*/
bool enable_delay_receive = false;
/**
* reuse port
*/
bool enable_reuse_port = false;
/**
* asynchronous reloading
*/
bool reload_async = true;
/**
* use event object
*/
bool event_object = false;
/**
* use task object
*/
bool task_object = false;
/**
* enable coroutine in task worker
*/
bool task_enable_coroutine = false;
/**
* yield coroutine when the output buffer is full
*/
bool send_yield = true;
/**
* enable coroutine
*/
bool enable_coroutine = true;
/**
* disable multi-threads
*/
bool single_thread = false;
/**
* server status
*/
bool running = true;
int *cpu_affinity_available = 0;
int cpu_affinity_available_num = 0;
UnixSocket *pipe_command = nullptr;
MessageBus message_bus;
double send_timeout = 0;
uint16_t heartbeat_check_interval = 0;
time_t reload_time = 0;
time_t warning_time = 0;
long timezone_ = 0;
TimerNode *master_timer = nullptr;
TimerNode *heartbeat_timer = nullptr;
/* buffer output/input setting*/
uint32_t output_buffer_size = UINT_MAX;
uint32_t input_buffer_size = SW_INPUT_BUFFER_SIZE;
uint32_t max_queued_bytes = 0;
/**
* the master process and worker process communicate using unix socket dgram.
* ipc_max_size represents the maximum size of each datagram,
* which is obtained from the kernel send buffer of unix socket in swServer_set_ipc_max_size function.
*/
uint32_t ipc_max_size = SW_IPC_MAX_SIZE;
void *private_data_1 = nullptr;
void *private_data_2 = nullptr;
void *private_data_3 = nullptr;
Factory *factory = nullptr;
Manager *manager = nullptr;
std::vector<ListenPort *> ports;
ListenPort *get_primary_port() {
return ports.front();
}
ListenPort *get_port(int _port) {
for (auto port : ports) {
if (port->port == _port || _port == 0) {
return port;
}
}
return nullptr;
}
ListenPort *get_port_by_server_fd(int server_fd) {
return (ListenPort *) connection_list[server_fd].object;
}
ListenPort *get_port_by_fd(int fd) {
return get_port_by_server_fd(connection_list[fd].server_fd);
}
ListenPort *get_port_by_session_id(SessionId session_id) {
Connection *conn = get_connection_by_session_id(session_id);
if (!conn) {
return nullptr;
}
return get_port_by_fd(conn->fd);
}
network::Socket *get_server_socket(int fd) {
return connection_list[fd].socket;
}
/**
* [ReactorThread]
*/
network::Socket *get_worker_pipe_socket(Worker *worker) {
return &get_thread(SwooleTG.id)->pipe_sockets[worker->pipe_master->fd];
}
network::Socket *get_command_reply_socket() {
return is_base_mode() ? get_worker(0)->pipe_master : pipe_command->get_socket(false);
}
/**
* [Worker|Master]
*/
network::Socket *get_reactor_pipe_socket(SessionId session_id, int reactor_id) {
int pipe_index = session_id % reactor_pipe_num;
/**
* pipe_worker_id: The pipe in which worker.
*/
int pipe_worker_id = reactor_id + (pipe_index * reactor_num);
Worker *worker = get_worker(pipe_worker_id);
return worker->pipe_worker;
}
/**
* task process
*/
uint32_t task_worker_num = 0;
uint8_t task_ipc_mode = TASK_IPC_UNIXSOCK;
uint32_t task_max_request = 0;
uint32_t task_max_request_grace = 0;
std::vector<std::shared_ptr<Pipe>> task_notify_pipes;
EventData *task_result = nullptr;
/**
* user process
*/
std::vector<Worker *> user_worker_list;
std::unordered_map<pid_t, Worker *> user_worker_map;
Worker *user_workers = nullptr;
std::unordered_map<std::string, Command> commands;
std::unordered_map<int, Command::Handler> command_handlers;
std::unordered_map<int64_t, Command::Callback> command_callbacks;
int command_current_id = 1;
int64_t command_current_request_id = 1;
Worker *workers = nullptr;
ServerGS *gs = nullptr;
std::shared_ptr<std::unordered_set<std::string>> locations = nullptr;
std::shared_ptr<std::vector<std::string>> http_index_files = nullptr;
std::shared_ptr<std::unordered_set<std::string>> http_compression_types = nullptr;
#ifdef HAVE_PTHREAD_BARRIER
pthread_barrier_t reactor_thread_barrier = {};
#endif
/**
* temporary directory for HTTP uploaded file.
*/
std::string upload_tmp_dir = "/tmp";
/**
* Write the uploaded file in form-data to disk file
*/
size_t upload_max_filesize = 0;
/**
* http compression level for gzip/br
*/
#ifdef SW_HAVE_COMPRESSION
uint8_t http_compression_level = 0;
uint32_t compression_min_length;
#endif
/**
* master process pid
*/
std::string pid_file;
EventData *last_task = nullptr;
std::queue<String *> *buffer_pool = nullptr;
const Allocator *recv_buffer_allocator = &SwooleG.std_allocator;
size_t recv_buffer_size = SW_BUFFER_SIZE_BIG;
int manager_alarm = 0;
/**
* message queue key
*/
uint64_t message_queue_key = 0;
void *hooks[SW_MAX_HOOK_TYPE] = {};
/*----------------------------Event Callback--------------------------------*/
/**
* Master Process
*/
std::function<void(Server *)> onStart;
std::function<void(Server *)> onBeforeShutdown;
std::function<void(Server *)> onShutdown;
/**
* Manager Process
*/
std::function<void(Server *)> onManagerStart;
std::function<void(Server *)> onManagerStop;
std::function<void(Server *, Worker *, const ExitStatus &)> onWorkerError;
std::function<void(Server *)> onBeforeReload;
std::function<void(Server *)> onAfterReload;
/**
* Worker Process
*/
std::function<void(Server *, EventData *)> onPipeMessage;
std::function<void(Server *, Worker *)> onWorkerStart;
std::function<void(Server *, Worker *)> onWorkerStop;
std::function<void(Server *, Worker *)> onWorkerExit;
std::function<void(Server *, Worker *)> onUserWorkerStart;
/**
* Connection
*/
std::function<int(Server *, RecvData *)> onReceive;
std::function<int(Server *, RecvData *)> onPacket;
std::function<void(Server *, DataHead *)> onClose;
std::function<void(Server *, DataHead *)> onConnect;
std::function<void(Server *, DataHead *)> onBufferFull;
std::function<void(Server *, DataHead *)> onBufferEmpty;
/**
* Task Worker
*/
std::function<int(Server *, EventData *)> onTask;
std::function<int(Server *, EventData *)> onFinish;
/**
* Hook
*/
int (*dispatch_func)(Server *, Connection *, SendData *) = nullptr;
public:
Server(enum Mode _mode = MODE_BASE);
~Server();
bool set_document_root(const std::string &path) {
if (path.length() > PATH_MAX) {
swoole_warning("The length of document_root must be less than %d", PATH_MAX);
return false;
}
char _realpath[PATH_MAX];
if (!realpath(path.c_str(), _realpath)) {
swoole_warning("document_root[%s] does not exist", path.c_str());
return false;
}
document_root = std::string(_realpath);
return true;
}
void add_static_handler_location(const std::string &);
void add_static_handler_index_files(const std::string &);
bool select_static_handler(http_server::Request *request, Connection *conn);
void add_http_compression_type(const std::string &type);
int create();
int start();
bool reload(bool reload_all_workers);
bool shutdown();
int add_worker(Worker *worker);
ListenPort *add_port(SocketType type, const char *host, int port);
int add_systemd_socket();
int add_hook(enum HookType type, const Callback &func, int push_back);
bool add_command(const std::string &command, int accepted_process_types, const Command::Handler &func);
Connection *add_connection(ListenPort *ls, network::Socket *_socket, int server_fd);
void abort_connection(Reactor *reactor, ListenPort *ls, network::Socket *_socket);
int connection_incoming(Reactor *reactor, Connection *conn);
int get_idle_worker_num();
int get_idle_task_worker_num();
int get_task_count();
int get_minfd() {
return gs->min_fd;
}
int get_maxfd() {
return gs->max_fd;
}
void set_maxfd(int maxfd) {
gs->max_fd = maxfd;
}
void set_minfd(int minfd) {
gs->min_fd = minfd;
}
pid_t get_master_pid() {
return gs->master_pid;
}
pid_t get_manager_pid() {
return gs->manager_pid;
}
void store_listen_socket();
void store_pipe_fd(UnixSocket *p);
const std::string &get_document_root() {
return document_root;
}
String *get_recv_buffer(network::Socket *_socket) {
String *buffer = _socket->recv_buffer;
if (buffer == nullptr) {
buffer = swoole::make_string(SW_BUFFER_SIZE_BIG, recv_buffer_allocator);
if (!buffer) {
return nullptr;
}
_socket->recv_buffer = buffer;
}
return buffer;
}
uint32_t get_worker_buffer_num() {
return is_base_mode() ? 1 : reactor_num + dgram_port_num;
}
bool is_support_unsafe_events() {
if (is_hash_dispatch_mode()) {
return true;
} else {
return enable_unsafe_event;
}
}
bool is_process_mode() {
return mode_ == MODE_PROCESS;
}
bool is_base_mode() {
return mode_ == MODE_BASE;
}
bool is_enable_coroutine() {
if (is_task_worker()) {
return task_enable_coroutine;
} else if (is_manager()) {
return false;
} else {
return enable_coroutine;
}
}
bool is_hash_dispatch_mode() {
return dispatch_mode == DISPATCH_FDMOD || dispatch_mode == DISPATCH_IPMOD ||
dispatch_mode == DISPATCH_CO_CONN_LB;
}
bool is_support_send_yield() {
return is_hash_dispatch_mode();
}
bool if_require_packet_callback(ListenPort *port, bool isset) {
#ifdef SW_USE_OPENSSL
return (port->is_dgram() && !port->ssl && !isset);
#else
return (port->is_dgram() && !isset);
#endif
}
bool if_require_receive_callback(ListenPort *port, bool isset) {
#ifdef SW_USE_OPENSSL
return (((port->is_dgram() && port->ssl) || port->is_stream()) && !isset);
#else
return (port->is_stream() && !isset);
#endif
}
Worker *get_worker(uint16_t worker_id) {
// Event Worker
if (worker_id < worker_num) {
return &(gs->event_workers.workers[worker_id]);
}
// Task Worker
uint32_t task_worker_max = task_worker_num + worker_num;
if (worker_id < task_worker_max) {
return &(gs->task_workers.workers[worker_id - worker_num]);
}
// User Worker
uint32_t user_worker_max = task_worker_max + user_worker_list.size();
if (worker_id < user_worker_max) {
return &(user_workers[worker_id - task_worker_max]);
}
return nullptr;
}
void stop_async_worker(Worker *worker);
Pipe *get_pipe_object(int pipe_fd) {
return (Pipe *) connection_list[pipe_fd].object;
}
size_t get_all_worker_num() {
return worker_num + task_worker_num + get_user_worker_num();
}
size_t get_user_worker_num() {
return user_worker_list.size();
}
ReactorThread *get_thread(int reactor_id) {
return &reactor_threads[reactor_id];
}
bool is_started() {
return gs->start;
}
bool is_created() {
return factory != nullptr;
}
bool is_master() {
return SwooleG.process_type == SW_PROCESS_MASTER;
}
bool is_worker() {
return SwooleG.process_type == SW_PROCESS_WORKER;
}
bool is_task_worker() {
return SwooleG.process_type == SW_PROCESS_TASKWORKER;
}
bool is_manager() {
return SwooleG.process_type == SW_PROCESS_MANAGER;
}
bool is_user_worker() {
return SwooleG.process_type == SW_PROCESS_USERWORKER;
}
bool is_reactor_thread() {
return SwooleG.process_type == SW_PROCESS_MASTER && SwooleTG.type == Server::THREAD_REACTOR;
}
bool isset_hook(enum HookType type) {
assert(type <= HOOK_END);
return hooks[type];
}
bool is_sync_process() {
if (is_manager()) {
return true;
}
if (is_task_worker() && !task_enable_coroutine) {
return true;
}
return false;
}
bool is_shutdown() {
return gs->shutdown;
}
// can only be used in the main process
bool is_valid_connection(Connection *conn) {
return (conn && conn->socket && conn->active && conn->socket->fd_type == SW_FD_SESSION);
}
bool is_healthy_connection(double now, Connection *conn);
static int is_dgram_event(uint8_t type) {
switch (type) {
case SW_SERVER_EVENT_RECV_DGRAM:
return true;
default:
return false;
}
}
static int is_stream_event(uint8_t type) {
switch (type) {
case SW_SERVER_EVENT_RECV_DATA:
case SW_SERVER_EVENT_SEND_DATA:
case SW_SERVER_EVENT_SEND_FILE:
case SW_SERVER_EVENT_CONNECT:
case SW_SERVER_EVENT_CLOSE:
case SW_SERVER_EVENT_PAUSE_RECV:
case SW_SERVER_EVENT_RESUME_RECV:
case SW_SERVER_EVENT_BUFFER_FULL:
case SW_SERVER_EVENT_BUFFER_EMPTY:
return true;
default:
return false;
}
}
int get_connection_fd(SessionId session_id) {
return session_list[session_id % SW_SESSION_LIST_SIZE].fd;
}
Connection *get_connection_verify_no_ssl(SessionId session_id) {
Session *session = get_session(session_id);
int fd = session->fd;
Connection *conn = get_connection(fd);
if (!conn || conn->active == 0) {
return nullptr;
}
if (session->id != session_id || conn->session_id != session_id) {
return nullptr;
}
return conn;
}
Connection *get_connection_verify(SessionId session_id) {
Connection *conn = get_connection_verify_no_ssl(session_id);
#ifdef SW_USE_OPENSSL
if (conn && conn->ssl && !conn->ssl_ready) {
return nullptr;
}
#endif
return conn;
}
Connection *get_connection(int fd) {
if ((uint32_t) fd > max_connection) {
return nullptr;
}
return &connection_list[fd];
}
Connection *get_connection_for_iterator(int fd) {
Connection *conn = get_connection(fd);
if (conn && conn->active && !conn->closed) {
#ifdef SW_USE_OPENSSL
if (conn->ssl && !conn->ssl_ready) {
return nullptr;
}
#endif
return conn;
}
return nullptr;
}
Connection *get_connection_by_session_id(SessionId session_id) {
return get_connection(get_connection_fd(session_id));
}
Session *get_session(SessionId session_id) {
return &session_list[session_id % SW_SESSION_LIST_SIZE];
}
void lock() {
lock_.lock();
}
void unlock() {
lock_.unlock();
}
void clear_timer();
static void timer_callback(Timer *timer, TimerNode *tnode);
int create_task_workers();
int create_user_workers();
int start_manager_process();
void call_hook(enum HookType type, void *arg);
void call_worker_start_callback(Worker *worker);
ResultCode call_command_handler(MessageBus &mb, uint16_t worker_id, network::Socket *sock);
std::string call_command_handler_in_master(int command_id, const std::string &msg);
void call_command_callback(int64_t request_id, const std::string &result);
void foreach_connection(const std::function<void(Connection *)> &callback);
static int accept_connection(Reactor *reactor, Event *event);
#ifdef SW_SUPPORT_DTLS
dtls::Session *accept_dtls_connection(ListenPort *ls, network::Address *sa);
#endif
static int accept_command_result(Reactor *reactor, Event *event);
static int close_connection(Reactor *reactor, network::Socket *_socket);
static int dispatch_task(const Protocol *proto, network::Socket *_socket, const RecvData *rdata);
int send_to_connection(SendData *);
ssize_t send_to_worker_from_worker(Worker *dst_worker, const void *buf, size_t len, int flags);
ssize_t send_to_worker_from_worker(WorkerId id, EventData *data, int flags) {
return send_to_worker_from_worker(get_worker(id), data, sizeof(data->info) + data->info.len, flags);
}
ssize_t send_to_reactor_thread(const EventData *ev_data, size_t sendn, SessionId session_id);
int reply_task_result(const char *data, size_t data_len, int flags, EventData *current_task);
bool send(SessionId session_id, const void *data, uint32_t length);
bool sendfile(SessionId session_id, const char *file, uint32_t l_file, off_t offset, size_t length);
bool sendwait(SessionId session_id, const void *data, uint32_t length);
bool close(SessionId session_id, bool reset);
bool notify(Connection *conn, enum ServerEventType event);
bool feedback(Connection *conn, enum ServerEventType event);
bool command(WorkerId process_id,
Command::ProcessType process_type,
const std::string &name,
const std::string &msg,
const Command::Callback &fn);
void init_reactor(Reactor *reactor);
void init_worker(Worker *worker);
void init_task_workers();
void init_port_protocol(ListenPort *port);
void init_signal_handler();
void init_ipc_max_size();
void set_max_connection(uint32_t _max_connection);
void set_max_concurrency(uint32_t _max_concurrency) {
if (_max_concurrency == 0) {
_max_concurrency = UINT_MAX;
}
gs->max_concurrency = _max_concurrency;
}
void set_worker_max_concurrency(uint32_t _max_concurrency) {
if (_max_concurrency == 0) {
_max_concurrency = UINT_MAX;
}
worker_max_concurrency = _max_concurrency;
}
uint32_t get_max_connection() {
return max_connection;
}
uint32_t get_max_concurrency() {
return gs->max_concurrency;
}
uint32_t get_concurrency() {
return gs->concurrency;
}
bool is_unavailable() {
return get_concurrency() >= get_max_concurrency();
}
uint32_t get_worker_max_concurrency() {
return worker_max_concurrency;
}
void set_start_session_id(SessionId value) {
if (value > UINT_MAX) {
value = UINT_MAX;
}
gs->session_round = value;
}
int create_pipe_buffers();
void release_pipe_buffers();
void create_worker(Worker *worker);
void destroy_worker(Worker *worker);
void disable_accept();
void destroy_http_request(Connection *conn);
int schedule_worker(int fd, SendData *data);
size_t get_connection_num() {
if (gs->connection_nums) {
size_t num = 0;
for (uint32_t i = 0; i < worker_num; i++) {
num += gs->connection_nums[i];
}
return num;
} else {
return gs->connection_num;
}
}
/**
* [Manager]
*/
pid_t spawn_event_worker(Worker *worker);
pid_t spawn_user_worker(Worker *worker);
pid_t spawn_task_worker(Worker *worker);
void kill_user_workers();
void kill_event_workers();
void kill_task_workers();
static int wait_other_worker(ProcessPool *pool, const ExitStatus &exit_status);
static void read_worker_message(ProcessPool *pool, EventData *msg);
void drain_worker_pipe();
void check_worker_exit_status(Worker *worker, const ExitStatus &exit_status);
/**
* [Worker]
*/
void worker_start_callback(Worker *worker);
void worker_stop_callback(Worker *worker);
void worker_accept_event(DataHead *info);
static void worker_signal_handler(int signo);
static void worker_signal_init(void);
static bool task_pack(EventData *task, const void *data, size_t data_len);
static bool task_unpack(EventData *task, String *buffer, PacketPtr *packet);
private:
enum Mode mode_;
Connection *connection_list = nullptr;
Session *session_list = nullptr;
ServerPortGS *port_gs_list = nullptr;
/**
* http static file directory
*/
std::string document_root;
std::mutex lock_;
uint32_t max_connection = 0;
TimerNode *enable_accept_timer = nullptr;
std::thread heartbeat_thread;
/**
* The number of pipe per reactor maintenance
*/
uint16_t reactor_pipe_num = 0;
ReactorThread *reactor_threads = nullptr;
int start_check();
void check_port_type(ListenPort *ls);
void destroy();
void destroy_reactor_threads();
void destroy_reactor_processes();
int create_reactor_processes();
int create_reactor_threads();
int start_reactor_threads();
int start_reactor_processes();
int start_master_thread();
int start_event_worker(Worker *worker);
void start_heartbeat_thread();
void join_reactor_thread();
TimerCallback get_timeout_callback(ListenPort *port, Reactor *reactor, Connection *conn);
int get_lowest_load_worker_id() {
uint32_t lowest_load_worker_id = 0;
size_t min_coroutine = workers[0].coroutine_num;
for (uint32_t i = 1; i < worker_num; i++) {
if (workers[i].coroutine_num < min_coroutine) {
min_coroutine = workers[i].coroutine_num;
lowest_load_worker_id = i;
continue;
}
}
return lowest_load_worker_id;
}
int get_lowest_concurrent_worker_id() {
uint32_t lowest_concurrent_worker_id = 0;
size_t min_concurrency = workers[0].concurrency;
for (uint32_t i = 1; i < worker_num; i++) {
if (workers[i].concurrency < min_concurrency) {
min_concurrency = workers[i].concurrency;
lowest_concurrent_worker_id = i;
continue;
}
}
return lowest_concurrent_worker_id;
}
int get_idle_worker_id() {
bool found = false;
uint32_t key = 0;
SW_LOOP_N(worker_num + 1) {
key = sw_atomic_fetch_add(&worker_round_id, 1) % worker_num;
if (workers[key].status == SW_WORKER_IDLE) {
found = true;
break;
}
}
if (sw_unlikely(!found)) {
scheduler_warning = true;
}
swoole_trace_log(SW_TRACE_SERVER, "schedule=%d, round=%d", key, worker_round_id);
return key;
}
};
} // namespace swoole
typedef swoole::Server swServer;
typedef swoole::ListenPort swListenPort;
typedef swoole::RecvData swRecvData;
extern swoole::Server *g_server_instance;
static inline swoole::Server *sw_server() {
return g_server_instance;
}
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